docs: def _combine_contract(self, years, wages):
          """
          Combine the contract wages and year.
  
          Match the wages with the year and add to a dictionary representing the
          player's contract.
  
          Parameters
          ----------
          years : list
              A list where each element is a string denoting the season, such as
              '2017-18'.
          wages : list
              A list of all wages where each element is a string denoting the
              dollar amount, such as '$40,000,000'.
  
          Returns
          -------
          dictionary
              Returns a dictionary representing the player's contract where each
              key is a ``string`` of the season, such as '2017-18' and each value
              is a ``string`` of the wages, such as '$40,000,000'.
          """
          contract = {}
  
          for i in range(len(years)):
              contract[years[i]] = wages[i]
          return contract